1) What do we have to twist our wire into to get an electromagnet? 2) What do we call a coil of wire with current flowing through it? 3) What kind of metal core can we put inside the coil to make the electromagnet stronger? 4) What can we increase the flow of through the wire to make the electromagnet stronger? 5) Do we increase or decrease the number of coils to get a stronger magnet? 6) How is an electromagnet different from a bar magnet?

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